1. machines or devices that compress air, gas, or other substances by reducing their volume and increasing their pressure

Examples

• The factory uses large compressors to power pneumatic tools.
• Air conditioning units contain compressors that cool refrigerant.
• The mechanic checked the compressors in the refrigeration system.
• Industrial compressors are essential for many manufacturing processes.
• The dive shop’s compressors fill scuba tanks with compressed air.
• Natural gas compressors move fuel through cross-country pipelines.